Fascia, Breathing, and the Nervous System: Why Does Everything Change When We Breathe Differently?
By Julia Lazzarotto & Carina Raisman, Yoga ReSource
We often think of breathing as something simple: you inhale, you exhale—that’s it.
But as soon as we start to observe the body more closely, we realize that breathing involves much more than just air moving through the lungs.
Breathing affects:
posture,
energy,
the quality of the movement,
a sense of security,
the availability of the body,
and the way the nervous system responds to what it experiences.
This is precisely where the fascia becomes a valuable reference point.
It helps us understand why breathing is never merely a “respiratory” process.
Why breathing isn't just about the lungs
Breathing is also about organizing
Breathing isn’t just about taking in air.
It’s also about regulating the body.
Breathing influences the way we hold ourselves, the way we move, the way we cope with stress, the way we recover after exertion, and even the way we perceive what is happening inside us.
When the breath is more accessible, fuller, and better distributed, the body often has more options.
When it is held back, restricted, or overcontrolled, the entire system can lose its freedom.
The role of the diaphragm in the overall system
The diaphragm is not just another respiratory muscle.
It plays a central role in core stability, in regulating internal pressures, and in the relationship between breathing, posture, and movement.
Once we begin to understand this better, we start to notice a different kind of body language:
less separation between the breath and the movement;
less separation between the center and the edges;
less separation between structure and function.
The fascia as a transmission medium
Breathing, Mobility, and Perception
The fascia helps us think of breathing as a phenomenon that spreads throughout the body.
When the breath changes, it’s not just the ribcage that changes.
The quality of presence in the body, mobility, awareness of tension, and overall responsiveness can also change.
This is one of the reasons why certain breathing exercises sometimes give the impression of “unblocking” something other than the breath itself.
Why does the body respond differently when breathing changes?
A body that breathes more freely does not exert itself in the same way.
It does not absorb stress in the same way.
It does not compensate in the same way.
Breathing influences rhythm, energy, intensity, and the ability to slow down or energize. That is why a change in breathing can sometimes very quickly transform the quality of a posture, a sequence, or a self-care practice.
The Nervous System, Safety, and Adaptation
When the body feels threatened
When the nervous system perceives an excessive load—whether physical, emotional, or environmental—the body may tense up, experience shortness of breath, increase its compensatory responses, and reduce its flexibility.
This isn't a failure.
It's an adaptation strategy.
But if this condition becomes frequent, it can affect breathing, movement, and the sense of fluidity.
When he becomes available again
Conversely, once the system regains stability and availability, the body can often:
breathe more easily;
move with less effort;
to have a clearer sense of one's limits and needs;
pacing oneself better;
recover more effectively.
Breathing then becomes a simple yet powerful tool to support this process of regulation.
What this changes in therapeutic yoga practice
Use less force, apply it more carefully
In therapeutic yoga practice, understanding the connection between fascia, breathing, and the nervous system makes a big difference.
The focus is less on imposing an ideal form.
The focus is more on creating the conditions in which the body can regain structure, space, and confidence.
This encourages:
slow down when necessary;
better sequencing;
adjust the load;
recognize the signs of overload;
and work with the body rather than against it.
Breathe to regulate better
Breathing then becomes more than just a technical instruction.
It’s a way to support movement, make it more comfortable, and create a space where the body can do something other than brace, compensate, or tense up.
This perspective is particularly valuable for people who want not only to practice, but also to guide others with greater sensitivity.
To explore this in practice
Fascia Workshop
The Workshop Fascia, Form & Fluidity is a wonderful introduction to experiencing firsthand how breathing, tissues, movement, and regulation come together in practice.
→ Putting these principles into practice in the fascia workshop
250-hour training program
The 250-hour training program allows you to deepen this understanding by integrating it into a more comprehensive understanding of the body, functional biomechanics, the nervous system, breathing, and therapeutic support.